#define _CRT_SECURE_NO_WARNINGS  1
#include<stdio.h>

int main()
{
	int a = -100;
	char b = 'a';
	double c = 1.00;
	int num = sizeof((a - b) * c);
	printf("%d\n", num);
	printf("%d\n", a);
	printf("%d\n", a<<1);

	return 0;
} 